Releasing the callback only if it was correctly created.

dupriezt · Dec 14, 2020 · a961d56 · a961d56
1 parent cbac24a
commit a961d56
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/ThreadedFFI/TFCallback.class.st b/src/ThreadedFFI/TFCallback.class.st
@@ -17,6 +17,8 @@ Class {
 { #category : #finalization }
 TFCallback class >> finalizeResourceData: aCallbackDataHandler [
 
+	aCallbackDataHandler isNull ifTrue: [ ^ self ].
+
 	self primUnregister: aCallbackDataHandler.
 	aCallbackDataHandler beNull
 ]